Stud contact electrification on model railways - Wikipedia
Märklin 074618 H0 Slab 1-rail H0 Märklin C (incl. track bed) (L x W) 180 mm x 64 mm | Conrad.com
Marklin M Rail H0 5140 Elektrische set Boogwissels - Modeltreinshop
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Märklin 37869 Gauge H0 Swiss Federal Railways class RCe 2/4 electric express powered rail car, "Roter Pfeil" / "Red Arrow" modellbahnshop-lippe.com
Marklin H0 7390 V7 Spoorwegovergang M rail - Modeltreinshop